22-Dec-2020 Initial draft 1.0 u_puretone Quick Start Guide Hearing-Through and Low -Latency Technology True Wireless Stereo Earbuds 2 0 2 0 /1 2 / 18 Copyright OBO PRO.2 All rights reserved.
2-Dec-2020 Initial draft 1.0 PACKAGE CONTENTS 2 x SYN 3 T ru e Wire le ss St e re o E arbu d s (L/ R) 1 x SYN 3 Ch argin g Case 1 x USB T yp e- C Ch argin g Cab le 6 x E ar T ip s ( S / M / L ) 1 x Use r M anu al (Quick St art Gu id e ) PRODUCT DIAGRAM A . M a in Fun ct ion Tou ch - Ke y B. M icro p ho n e C. Ch a rgin g Co nt acts (E arb ud s) D . E a r T ip E . US B- C Ch argin g Po rt F . F u n ct io n Bu tt o n G. D isp lay LED H. Ch a rgin g Co nt acts (Ch argin g Case ) I .
22-Dec-2020 Initial draft 1.0 C D F G E H I Copyright OBO PRO.2 All rights reserved.
22-Dec-2020 Initial draft 1.0 Product laser marking Copyright OBO PRO.2 All rights reserved.
22-Dec-2020 Initial draft 1.0 EARBUD TECH SPECS Earbud – SYN3 Tech Specs Size & Weight Approx. 4.5 g x 2 32 x 22 x 24 mm Material of shell PC/ABS Ear tip: Silicon Speaker Driver Unit Dimeter: 11mm , Micro speaker x 1 Impedance: 16 Ω±15% ohm at 3KHz SPL: 118±2dB @1mW (0.126Vrms) 1KHz. THD: <1% @100-10KHz 1mW (0.
22-Dec-2020 Initial draft 1.0 CHARGING CASE TECH SPECS Charging Case – SYN3 Tech Specs Size & Weight Approx. 35 g 66 x 42 x 30 mm Battery Life Charge Time : 1Hr 30min Charge Earbuds : Approx. 3 cycles Battery Capacity : 500mAh / 3.7V Button type TACT switch x 1 Pairing, clean device list, factory default Charger Input USB Type C Connector DC 5V/1A input Copyright OBO PRO.2 All rights reserved.
22-Dec-2020 Initial draft 1.0 OPERATION AND FUNCTION Function Operation Voice Prompt Special Functions HT mode ON Tap the touch control of the right earbud and hold for 5 seconds. HT on HT mode OFF Tap the touch control of the right earbud and hold for 5 seconds. HT off Gaming mode ON Tap the touch control of the left earbud and hold for 3 seconds. Gaming on Gaming mode OFF Tap the touch control of the left earbud and hold for 3 seconds.
22-Dec-2020 Initial draft 1.0 CHARGING DEVICE Cha r g e the ea rbuds Please follow the right direction to put the earbuds into the left and right position of the charging case, and closed the cover. PS: Please note that when the Earbud’s battery is too low, that will have a voice for low battery prompt, earbuds will be shut down the system then power off after a voice prompt if it continues used when without charge.
22-Dec-2020 Initial draft 1.0 BLUETOOTH EARBUDS SIMPLE PAIRING 1 . Follow the right direction to put the earbuds into the left and right position of the charging case, and closed the cover. 2. Open the top cover and press the button of the charging case for 3 seconds. 3. Took out the earbuds from the charging case and put the earbuds into the ears according to the position of L (left ear) and R (right ear). 4. Open the Bluetooth setting on your smartphone and searching for the Bluetooth device of 「SYN3」.
22-Dec-2020 Initial draft 1.0 TROUBLESHOOTING Please follow the action step by step, when your earbuds can not connect successfully with your smartphone nor had only one side on sounded: 1. Place both earbuds in the charging case, and close the top cover. 2. Open the Bluetooth setting on your smartphone and select 「Forget This Device」. 3. Turn off your Bluetooth device and restart again on your smartphone. 4.
22-Dec-2020 Initial draft 1.0 HEARING SAFETY Please do not use the device at the maximum volume for a long time, to avoid damage to your hearing. When driving a vehicle, do not wear binaural earbuds to avoid distracted driving and cause traffic accidents. If you need to answer a call by the device when you're driving a vehicle, please follow the relevant regulations of the local national laws.
22-Dec-2020 Initial draft 1.0 FCC Radiation Exposure Statement The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. CE (Conformité Européenne Interference) 客戶名稱 declares that the radio equipment type [Bluetooth earbuds SYN3] is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: www.optoma.