User manual TWS Bluetooth Earphone KH-27 1
Contents 1. Product overview -3 2. Basic operating functions -4 3. Bluetooth pairing and connection -7 4. TTS prompt tone -8 5 . Charging -9 6 . Product specifications -10 7 .
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2. Basic operating functions 1. Earphone operation project Boot up Left ear Right ear TWS Bluetooth Earphone in the charging case, open the cover of the charging case 1. Put the TWS Bluetooth Earphone into the charging case and close the Shutdown cover. 2. TWS Bluetooth Earphone without connections after 10 minutes The TWS Bluetooth Earphone is in the charging case, open the charging Brother pairing case cover , the TWS Bluetooth Earphone is interconnected, and enters the pairing state 1.
adjustment sound beep "beep") Volume + : TWS Bluetooth Earphone when use one ear or right ear, scovere up the touch control during call and music (the loudest sound has a beep ) Pause / play Under music playback state : double-click the touch control , or single ear out of ear. Previous song : Using the earphones in two ears , scovere up the touch control on the left ear Track selection Next song : Using the earphones in two ears , scovere down the touch control on the left ear 1.
When play music or is connected standby state, in-ear and press right ear touch control for 2 .0 seconds after hearing "bit" beep tone, release in Voice of wake Delete phone pairing 1 - 1.5 seconds, or when play music or the connected standby state , say "Hi, TT ", wake up the voice assistant.
3. Bluetooth pairing and connection Start using Please fully charge the KH-27 for the first use; turn on the Bluetooth Then turn on the Bluetooth function of the mobile phone, and click Search Bluetooth Devices to find Bluetooth.
Operation complete 4.
Low voltage alarm 5. Battery_Low Charging When KH-27 voice prompts Battery_Low or Power off, put it in the charging case for charging. When the red light of the charging case is always on, it indicates that the power of the charging case is too less, and the charging interface type of the charging case is Type-C. * Note: When the KH-27 and the charging case are not in use, please charge them at least once every 2 months.
Charging case charging indicator 6 . status Indicator light display Amount of 0 to 99% charging White light breathing full charge White light always on Specifications Bluetooth specification Bluetooth specification Bluetooth 5.0 Frequency Range Operation frequency version Bluetooth 5.0 2.402-2.
Use with charging case: about 12 hours ( 70% volume) Headphone use: about 4 ( 70% Music time Music time hours volume) Use with charging case: about 16 hours ( 70% volume) Headphone standby: Standby time Standby time about 8.5 hours About than 1000 35 mAh Charging case: 3.7V Headphone / 1 .5 350 mAh charging case: . ± 0.5 hours USB-C OVP>10V supports C2C line charging Operating temperature Operating temperature speaker S peaker hours Headphone: 3.
8 . Notes and Q & A A. How to connect back? What should I do if I can't connect back? When the " KH-27 " is successfully connected to your mobile phone, it will automatically connect back to your mobile phone every time you turn it on. If you can't connect back, please re-pair and B. How to clear the pairing record? connect. In the charging case, press and hold the button of the charging case for 10s until the LED of the charging case flashes white 3 times at the same time.
D. Under what circumstances will the low battery alarm be issued, and what are the prompts? When the earphone battery voltage is lower than 3.2V, there will be a beep every 3 minutes. E . What is pair password? If a password input prompt appears when some devices are connected to KH-27 , try to enter 0000 (four 0s ), 8888 (four 8s ), 1111 (four 1s ), or 1234 F .
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
