audio technica / ATH-CK200BT BK

audio technical ATH-CK200BT is the best entry model for the first Bluetooth wireless earphones. You can enjoy powerful bass and clear treble at a reasonable price.

◇Communication specifications
■ Communication method: Bluetooth standard Ver.4.1 compliant
■ Maximum communication distance: Within 10m with good visibility
■ Frequency band used: 2.4 GHz band (2.402 to 2.480 GHz)
Modulation method: FHSS
■ Supported Bluetooth profile: A2DP, AVRCP, HFP, HSP
■ Compatible codec: SBC
■ Supported content protection: SCMS-T method
■ Transmission band: 20-20,000Hz

◇ Headphones part
■ Model: Dynamic type
■ Driver: 9mm
■ Output sound pressure level: 100dB/mW
■ Playback frequency band: 20-24,000Hz
■ Impedance: 16Ω

◇Microphone part
■ Model: Electret condenser type
■ Directivity: Omnidirectional
■ Sensitivity: ?44dB (1V/Pa,at1kHz)
■ Frequency band: 100-10,000Hz

◇ Other
■ Power supply: DC 3.7V lithium polymer battery (built-in type)
■ Charging time: (*) About 3 hours
■ Available time: (*) Continuous communication (when playing music): About 7 hours
■ Continuous standby: Up to about 200 hours
■ Weight: 14g
■ Operating temperature range: 5-40℃

◇Accessories: 30cm USB cable for charging (Type-A/Micro USB Type-B), earpiece (XS,S,M,L), clip