Highlights This device features Bluetooth V5.3 technology and supports multiple protocols such as A2DP, AVRCP, and HFP, with a speaker size of 15*10 mm and a sensitivity of 110 dB. It has a battery capacity of 60mAh per earbud and a 400mAh charging case, with a playtime of up to 8 hours and a standby time of up to 300 hours. The device supports frequencies between 50Hz and 10,000Hz, with a maximum transmission distance of 10 meters, and uses a Type-C charging interface. Silicone Ear Grip Overview Bluetooth Scheme: V5.3, JL7006 D4 Sound Channel: Stereo Supported Protocols: A2DP v1.3, AVRCP v1.6, HFP v1.7, HID v1.1, AVCTP v1.4, AVDTP v1.3, SPP v1.2 Battery Capacity (Earbuds): 60mAh * 2 (with protection IC) Battery Capacity (Charging Case): 400mAh (with protection board) Horn Size: 15 * 10 mm Charging Time: 2.5 hours Call Time: 7 hours Play Time: 8 hours Standby Time: 300 hours Sensitivity: 110dB Impedance: 16Ω Input Voltage: DC 5V Bluetooth Operating Frequency: 2.4GHz - 2.4835GHz Frequency Response Range: 50Hz ~ 10,000Hz Maximum Transmission Distance: 10 meters Voice Prompt: Supported Wearing Method: Ear-hook type Interface: Type-C Specifications Charging Type Type-C Battery Size 400 mAh Colour Name Beige Connection Type USB Type C Average Battery Life 8 Hours Charging Case Type Wired Earplug Type Earbuds Feature Wireless Features Active Noise Cancellation, Bluetooth, Fast-Charging, Ergonomic, Lightweight Model Number 1130900002 Model Name Awei TZ8