audio technica / ATH-CKS550XBT RD

ATH-CKS550XBT are SOLID BASS series Bluetooth wireless earphones with powerful deep bass sound. Equipped with 9.8mm SOLID BASS HD driver, it reproduces clear treble and crisp deep bass.

◇Specifications
■ Communication method: Bluetooth standard Ver.4.1 compliant
■ RF output: 1.4mW EIRP
■ 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 codecs: AAC, SBC
■ Supported content protection: SCMS-T method
■ Transmission band: 20-20,000Hz

◇ Headphones part
■ Model: Dynamic type
■ Driver: φ9.8mm
■ Output sound pressure level: 105dB/mW
■ Reproduction frequency band: 5-40,000Hz
■ 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
■ Usable time (*): Continuous communication (when playing music): Up to about 7 hours
■ Continuous standby: Up to about 200 hours
■ Weight (excluding cord): 18g
■ Operating temperature range: 5-40℃
■ Accessories: 30cm USB cable for charging (USB Type-A/Micro USB Type-B), earpiece (XS,S,M,L), pouch, clip