ITEM NAME:ZLT-01 TWS Wireless Bluetooth 5.0 Earphone Stereo Bluetooth Touch-Headset A J4Z6 ZLT-01 TWS Wireless Bluetooth 5.0 Earphone Stereo Bluetooth Touch-Headset A J4Z6 Model: ZLT-01/B5 Charging port: Micro-5pin Chipeset: V5.0 Bluetooth working range: 1-10 meters Battery specification: 50mAh * charging box 1600mAh Color: white Call time: 4H Standby time: 100H Music time: about 4H Charging time: about 2H Frequency range: 2.4GHZ IOS power display: yes 2 device connection: yes Noise reduction: CVC 8.0 Audio decoding: SBC Charging input voltage: dc5 + 0.25V Adjustment mode: GFSK, TT / 4 DQPSK, 8DPSK Material: PP material Package Contents: 2 * Bluetooth Headset 1 * English User Manual 1 * charging cable 1 * charging base 4 * earmuffs