PRO90 Wireless Bluetooth Earbuds Stereo Bluetooth Earphone

Description: 

• 1.Quality sound sensuous work Intelligent digital display fashionable appearance. 
• 2.LED electric quantity digital display, charging warehouse electric quantity list, digital display More prominent, with cool lighting, full of design sense. 
• 3.Lamp weight body, no burden to wear, ear plugs will fit your ear shape, can Always keep it firmly in your ear, and you't feel like an object when you wear it. 
• 4.Any headset can be individually matched and connected Does not affect the use of the other headset. 
• 5.Approaching 0 delay, one step faster eat chicken every day. 
• 6.Born ior ganing enthusiasts V5.3 New upgraded, more stable transmission, easier connection, call and listen to music More smooth phone stable game not stuck, the movie constantly sound. 
• 7.The headset can be operated Witn a lamp touch a simple operation, left and right earphones respectively corresponding to left and right volume. 
• 8.Pass life grade waterproof, nano grade sweat proof test,support outdoor exercise on cloudy days, without obstructing the enthusiasm of the gym.

Product specifications 

• Product model: PRO90 
• Wireless version: V5.3 
• Battery specifications: Headphones 3.7V 
• Supported modes: HFP/HSP/A2DP/AVBCP 
• Sensitivity: 105dB ±3dB S.P.Lat 1KHz 
• Signal distance: 10 meters (in an ideal environment without any large obstacles) 
• Play time: about 3.5 hours 
• Talk time: about 3.5 hours 
• Standby time: about 80 hours 
• Charging time: about 1 hour to charge the charging case, and about 1 hour to charge the headphones from the charging case 
• Number of times the headphones are charged from the charging case: 2 times

Functional Operation Instructions 

• 1. Power on Take the earphones out of the charging case to automatically power on or long press the left and right earphone multi-function buttons for 3 seconds to power on. 
• 2. Power off Put the earphones in the charging case to automatically power off. Long press the left and right earphone multi-function buttons for 7 seconds to power off. 
• 3. Power on and reconnect After pairing is successful, the Bluetooth earphones will enter the reconnection state first when powered on for the second time and automatically reconnect to the connected mobile phone. 
• 4 Play/Pause In standby mode, single-click the left and right earphone multi-function buttons to directly play music. Single-click the left and right earphone multi-function buttons to pause playback during playback. 
• 5. Switch songs When playing music, long press the left earphone multi-function key for 2 seconds and it will sound a "beep" to switch to the previous song, long press the right earphone multi-function key for 2 seconds and it will sound a "beep" to switch to the next song. 
• 6. Volume up and down Double-click the left earphone multi-function key to increase the volume step, double-click the right earphone multi-function key to decrease the volume step. 
• 7. Answer a call When the phone calls, single-click the left or right earphone multi-function key to answer the call. 
• 8. Hang up the call When the phone is on the phone, single-click the left or right earphone multi-function key to hang up the call. 
• 9. Reject the call When the phone calls, long press the left or right earphone multi-function key for 2 seconds to reject the call. 
• 10. Last number re-press When in standby or playing music, triple-click the left earphone multi-function key to call the last call in your call history. 
• 11. Start the voice assistant Triple-click the right earphone multi-function key to activate Siri or Google voice assistant to voice control the phone operation. 
• 12. Low battery reminder When the headset battery is low, the low battery reminder tone will be played every 30 seconds until the headset shuts down due to low battery.

Pairing method Tengtong pairing method 

• 1.Take out the headset from the charging case or press and hold the left and right earphone multi-function areas for 3 seconds to turn on the headset. Until the indicator light flashes alternately, enter the ear search pairing state, enter the ear automatic pairing, after the pairing is successful, the main ear indicator light flashes alternately, the auxiliary ear indicator light goes out, and the ear pairing success prompt tone is played at the same time.  
• 2. Start the wireless function of the mobile phone or other device. If it is an Android phone or device, please click the "Search for wireless devices" option on the phone. If it is an I08 system phone or device, it will automatically search for devices: When the model of the wireless headset is found, click to enter pairing: When the pairing is successful, the headset will emit a successful connection prompt tone, the left and right earphone indicators go out, and enter the connection standby state. After the pairing is successful, the right ear is the right and the left ear is the left. 
• 3. The two earphones can also be paired with the mobile phone separately. The operation method can be operated according to the operation method in step 2 above.

 Charging operation 

• 1.Connect one end of the Micro USB charging cable to the charging case and the other end to the charger to charge the case. The charger must use a standard 5V 1A charger to charge the case. 
• 2.Charge the earphones: Put the earphones into the charging case to charge automatically. The indicator light on the earphones will light up during charging and go out when fully charged.

Package Includes: 

• 1 x Headset 
• 1 x charging compartment 
• 1 x instruction manual 
• 1 x packing box 
• 1 x charging cable

Notes！！！ 

• 1. Please charge in a safe environment. When charging the charging case, please separate the charging case from the USB charging cable as soon as possible after the charging indicator goes out, so as not to damage the charging case  plugging it in for a long time. 
• 2. When playing music, please adjust the music to an appropriate volume to avoid long-term high volume damage to hearing. 
• 3. Try to avoid using this headset in places with interference sources, otherwise it may affect the headset signal. 
• 4. Try to avoid using this headset in a corrosive environment to avoid affecting the function of the headset.

Reminder: When you use this wireless headset to listen to music or make calls, please pay attention to adjust the volume appropriately to avoid excessive volume affecting your hearing.