Ertch New Q2 Wireless Bluetooth Headphone In-ear Outdoor Sport BT 4.1 Noise

Specifications: Model Number: Q2 Bluetooth Version: Bluetooth 4.1 (Bluetooth Chip: CRS8615); Class 2. Supports HSP, HFP, A2DP, AVRCP, Apt-X protocol. Operation range: Up to 10 meters Microphone Sensitivity: -42 dB Noise reduction: DSP and CVC 6.0 RF Transmitter Power: 90dB(more stable) High-quality 3.7V / 55mAh Rechargeable Li-ion battery Music Playing Time: 4.5~ 6.5 hours (The Music Volume will affect the time) Talk Time: 5-7hours Standby Time: 130 hours Charge Time: 1.5hours Charge Port: Micro USB The Cable length: 70cm Color: Rose, Gold (Optional) Main Item Weight: 9g / 0.32oz Main Item Size: 5.0 * 4.0 * 3.0cm / 1.96 * 1.57 * 1.18in Package size: 13.0 * 13.0 * 3.5cm / 5.1 * 5.1 * 1.37 in Package weight: 96g / 3.4oz Package List: 1 * Q2 Bluetooth Headset 1 * USB Cable 1 * Pair of Earbud 1 * English / Chinese User Manual