M20T_UM_EN

1. User instructions WIRELESS BT5.3 EARBUDS HEARING PROTECTION M20T

4. CHARGING CASE 2.Status button 1.Retention cord storage posts 3.Earpieces charging receptacle 4.Indicator light 7. Indicator light for earbuds (red light is charging status; red and blue light flashing alternately is power-on status) 6.Type-C USB charging port 5.Hanging holes * The storage posts both sides of the charging box can be rotated 360°, and the Retention cord can be stored on the posts when not in use . * Hanging holes on both sides of the case allow the charging case to be attached to the MOLLE webbing * Charge before the first use, please tear off the insulating film on the charging slot of the earbuds, and then put the earbuds into the charging box for charging about 2 hours. 1 1 2 3 5 5 7 4 6

5. Place the earbuds in the charging case, and use the Type-C data cable to connect the charging case to the power supply. When the circuit is turned on, it will automatically charge and the battery indicator will flash. If the battery indicator does not flash, please check whether the charging case, data cable, and power supply are properly connected. When charging is complete, the battery indicator status is always on. Note: 1. Make sure that the charging contact of the earpiece is pointing downwards so that it is in contact with the charging point in the socket. 2. Please remove the stickers from the charging slots of the earplugs on both sides before use Silicone ear cover silicone and eartips specially designed for M20T Earbuds. Do not insert the earplug directly into the ear if the Silicone ear cover silicone and eartips are not installed 1. Wear the appropriate size ear cover on the earpiece according to the corresponding direction (note: make sure that the fixing hole is completely consistent with the fixing post) 2. To wear the retention cord, please fix one end of the retention cord to the earplug stem 3. Install ear tips on the ear tips stem 4. Make sure that the ear tips are completely fixed on the ear tip stem CHARGING INSTRUCTIONS INSTALLATION INSTRUCTIONS (EARPIECES CAP, EARTIPS, RETENTION CORD) Earplug Earpiece cap (S/M/L) Eartips (S/M/L) Retention cord (Optional )

6. Turn off the power before wearing. Keep earpiece clean before installation. 1. Choose the suitable eartips size for your ear canal 2. Hold the earplugs M20T to confirm that they are clean and dry, and rub the sponge earplugs finely 3. Gently pull the ear upwards and insert the earbud into the ear canal 4. After inserting into the ear canal, keep the earplugs straight for about 20 seconds and rebound 5. In the case of shutdown, check that the eartips size is appropriate Try pulling the Earpieces gently to make sure it won’t come loose easily. If it comes out easily, please repeat the above steps. WEAR INSTRUCTIONS 1 4 3 5 S M L 2 2 2

7. 1. Take out the charging box: the earbuds will automatically turn on after they are taken out Power on by hand: When the earbuds is turned off, you need to press and hold the button on the left and right ears for 3 seconds to turn it on respectively. Release the button when you hear the prompt sound "power on", and the earbuds is turned on and in outdoor mode. 2. Mode switching: click any button on the left or right to adjust the mode, the order is: outdoor→indoor→mute→outdoor→indoor. 3. Device pairing: Take out the earbuds, it will automatically turn on, and then enter the pairing mode (red and blue lights flash alternately), the pairing name is "M20T", after the pairing is successful, the LED stops flashing, and the prompt sound "Connected". 4. Listening to music: After the device is successfully connected, double-click the left and right buttons to play/pause the music. 5. Transparency mode: During music playback, you can click the left and right buttons to adjust the mode. 6. Call mode: When an incoming call is in, click the left and right buttons to answer the call, double-click the button to hang up the call, and press and hold the button for 2 seconds to reject the call when there is an incoming call. 7. Put it in the charging box and turn it off: the earbuds will automatically shut down after it is placed in the charging box Hand off: Press and hold the unilateral button for 3 seconds to synchronously shut down, and the prompt sound "power off". Automatic power off: When not in use, the earbuds will automatically power off after two hours, and the prompt sound "power off". EARMOR® M20T hearing protector is warranted to be free of defects in material and workmanship for a period of 1 year from the date of original purchase. The warranty is nullified in all of the following situations: 1. The product(s) is/are broken down, reconstructed and/or modified by unauthorized parties. 2. The product(s) is/are damaged through improper use. 3. The product(s) is/are damaged by leakage of batteries. OPERATING INSTRUCTION: WARRANTY For the latest information on EARMOR products and services Please contact a local distributor or email → info@earmor.com / cs@earmor.com EARMOR official website http://earmor.com/ shall prevail in case of any product data changes. OPSMEN TECH CO., LTD. Tel: +86 20 81179170 Fax: +86 20 81179171 E-mail: cs@earmor.com / info@earmor.com Add: Room 601, Building A, No.94 Liwan Road, Liwan District, Guangzhou , Guangdong Province, China CONTACT WARNING Do not disassemble, puncture, crush, heat or throw batteries into fire Do not use after severe swelling or immersion in water

2. EARMOR ® M20T Wireless BT5.3 earbuds are in-ear electronic hearing protectors that suppress hazardous noise above 82dB and improve situational awareness and communication in harsh environments. Wireless BT5.3 connection function can connect devices in a state of noise reduction, freely listen to music, answer calls or reject calls, share communication and entertainment diversity. Also can last for 8 hours when fully charged, with voice prompts and low battery prompts. Smaller size and lighter weight Compared with traditional headphones. Combines compatibility, portability and comfort. Please read and follow the following instructions carefully before use If instructions are not followed, bodily injury may result or protection may be severely These hearing protectors help reduce exposure to hazardous noise and other loud sounds. Misuse or failure to wear hearing protectors at all times when you are exposed to noise may result in hearing loss or injury. If there is any drainage from your ear or if you have an ear infection, consult with your physician before wearing hearing protection. Failure to do so may result in hearing loss or injury. For proper use, see user instructions or contact EARMOR customer service Email: CS@OPSMEN.COM • Multi scene switch Three switchable sound modes 1. Outdoor mode - maximum sound and maximum distance 2. Indoor mode - normal hearing and short distance 3. Silent mode - listen to Wireless BT5.3 audio or call • Clear voice tracking Self and surrounding vocal tracking and optimization, and acoustic design. • Fast reaction core When the quick response gunshot sounds, the ultra-fast 0.5ms is compressed. FEATURES SAFETY INFORMATION Operating temperature range for the earpieces : -20°C to 50°C Storage temperature range (complete kit) : -20°C to 50°C Charging temperature range : 0°C to 50°C WORKING TEMPERATURE

3. A pair of M20T Wireless BT5.3 earbuds hearing protection A pair of medium ear cover & ear tips 1× Portable Charging Case 1× Retention cord 1× Type-c data cable A pair of small ear cover & foam ear tips A pair of large ear cover & foam ear tips 1× user manual PRODUCT AND ACCESSORIES PRODUCT COMPONENT : EARPIECES 1.Power / Mode Button 2.Microphone 3.Charging contacts 4.Earpieces cap 5.Eartips EARMOR M20T is tested and certified according to the following standards ANSI S3.19-1974, EN 352-2:2002, EN 352-5:2002, EN 352-7:2002, EN 352-9:2002 NRR: 26dB M20T attenuation data, according to the specifications of the American National Standards Institute ANSI S3.19-1974 TEST FREQ.(HZ) 125 250 500 1000 2000 3150 4000 6300 8000 NRR MEAN ATTENUATION(DB) 34.4 30.2 34.3 35.7 38.4 41.5 43.7 45.5 45.1 26 STANDARD DEVEATION(DB) 5.9 5.1 5.5 4.7 4.1 2.7 5.3 4.8 5.7 4 5 3 1 2