GeekerMart · 極客谷

Audio Technica ATH-CKR7TW True Wireless headphones

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+ Key features: https://www.youtube.com/embed/-VcC3rwIOEk - Exceptionally pure audio of Sound Reality in a true wireless design - Mic and controls built into the earpiece for convenient handling of calls, music playback and volume adjustment - 11 mm exclusive drivers (with diamond-like carbon coated diaphragms and pure iron yokes) provide extremely accurate, high-fidelity audio - Brass stabilizers reduce resonance and ensure linear diaphragm movement - High-quality DAC with headphone amplifier (AK4375 from AKM) delivers clear and accurate sound reproduction from the wireless signal - Housing’s dual-layer isolation structure keeps the electric circuitry separate from the acoustic space for optimal phase and transient response - Stainless steel acoustic mesh resistor provides improved high-frequency response - Internal battery provides approximately 6 hours of continuous use on a full charge - Portable power bank charging case gives you an additional 9 hours of use without needing to connect to an AC power source - Included interchangeable 3D Loop Support can be used to provide a more secure fit - Compatible with aptX, AAC and SBC codecs - Supports the Audio-Technica Connect app for convenient control of headphone settings - Includes standard eartips (XS, S, M, L) and 30 cm (1.0') USB charging cable Technical details: - Driver Diameter: 11 mm - Frequency Response: 5 – 45,000 Hz - Sensitivity: 102 dB/mW - Impedance: 16 ohms - Battery: Headphones: DC 3.7V lithium-ion battery - Battery case: DC 3.7V lithium polymer battery - Battery Life: Max. approx. 6 hours* - Charging Time: Headphones: Approx. 2 hours* - Charging case: Approx. 5 hours* - Weight: Headphones (left & right combined): Approx. 18 g (0.64 oz) / Charging case: Approx. 68 g (2.4 oz) - Accessories Included: USB charging cable (30 cm (12") USB Type A / Micro USB Type B), Eartips (XS, S, M, L), 3D loop support - Type (Microphone): MEMS - Sensitivity (Microphone): -38 dB (1V/Pa at 1 kHz) - Frequency Response (Microphone): 50 - 4,000 Hz - Polar Pattern (Microphone): Omnidirectional - Operating Temperature: 5°C to 40°C (41° F to 104°F) - Communication system: Bluetooth version 5.0 - RF output: 0.7mW EIRP - Maximum communication range: Line of sight - approx. 10 m (33') - Frequency band: 2.402 GHz to 2.480 GHz - Modulation method: FHSS - Compatible Bluetooth profiles: A2DP, AVRCP, HFP, HSP - Support codec: Qualcomm® aptX™ audio, AAC, SBC - Supported content protection method: SCMS-T - Transmission band: 20 to 20,000 Hz
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