Main Features:
- Special speaker transmits high powerful bass and detailed wireless sound to your ears- In-ear design gives you long-time comfortable- The best combination of tuner's technology gives you full range audio spectrum and exposes all details of song - Advance microphone system for clear calls in windy or noisy environments- Bluetooth V4.0・ transmission range is up to 10mSpecification:
Bluetooth: V4.0 Transmission range: 10mBattery: 55mAh Li-ion batteryStandby time: 100hTalking time: 3hCharging time: 2hImpedance: 16 ohmsFrequency: 20Hz - 20KHz


0.029 Package weight: 0.053 kg
Product Size(L x W x H): 1.20 x 0.50 x 5.00 cm / 0.47 x 0.2 x 1.97 inches
Package Size(L x W x H): 6.50 x 2.80 x 9.30 cm / 2.56 x 1.1 x 3.66 inches


Package Contents: 1 x Earphones・ 1 x Earhook・ 1 x English and Chinese User Manual・ 1 x USB Cable