Product weight : 154g Chip： AT3015 Bluetooth version : V5.0(AAC,SBC) Driver : Φ16.2*3.8H Sensitivity : 108dB±3dB Distortion:0.28% DCR:8Ω Frequency : 2.4GHZ,Class2 System support : IOS,Android , Windows Battery : 290mAh Input currency : 5V/0.5A Standby time : 200H Music time : around 5 H Socket : Type C

Bluetooth version: V5.0 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Specifications : Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Specifications : Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Specifications : Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Bluetooth version: V5.3 Battery capacity :140mah Play time : 8 hours Talk time : 10 hours Standby : above 1month Charging socket : Micro US B 5 V/1A Charging rate :3.7V Distance :above 10m Driver unit: dia 10 m m Impedance: 32 Ohm±15% Frequency Response:20-20Khz Sensitivity :-42 d B +/- 5d b

Specifications : Air Conduction Earphone Bluetooth Version : 5.3V Driver Unit : 15.4mm Hi-fi stereo speaker Charging time : 1.5h Standby time : 110h Playback time : Up to 7 hours Frequency Response : 20-20KHz Battery Capacity : 90mAh Bluetooth Connection Distance : Approx.15m

Specifications : Type : HiFi Earphone Connector : 0.78mm 2Pin Frequency : 20-20kHz Driver Unit : 1BA+(10mm)1Dynamic Plug Type : 3.5mm /Type C Sensitivity : 106dB ±3dB Impedance : 16Ω

The Hifi earphone is equipped with Φ10mm composite magnetic dynamic, low-frequency dive can reach 10Hz. Tuning is mainly popular and ACG oriented. The solid and abundant magnetic force makes the low-frequency density increase, which is more suitable for the needs of electronic music and heavy instrumental music. The rapid improvement of transient response can meet the demands of vocal and classica

Specifications : Speaker ：Ø10mm Sensitivity ：94±3dB(at 1kHz 1mW) Impedance ：32±15％Ω Frequency ：20-20000Hz Plug ：3.5mm stereo Mic.size :4.0*1.5mm Mic. Sensitivity ：-42±4dB(0dB=1V/pa,1kHz)` Mic. Frequency：100Hz～10kHz Cable length ：1.25m

Specification : Driver unit : 10mm Microphone : -42±3dB Frequency response : 20-20KHz Cable length : 1.25m Plug : Lightning