Alpha Thetea HDJ-F9 - DJ slušalice
Professional Wireless DJ Headphones
Feel a higher level of freedom when you perform with the new HDJ-F9 professional on-ear wireless DJ headphones from AlphaTheta, featuring SonicLink™ ultra-low-latency wireless technology.
General
Power: DC 5 V (when charging), DC 3.7 V (built-in rechargeable lithium polymer battery)
Playback time (in SonicLink mode) *1:
• When the Status LED is off: Approximately 9 hours
• When the Status LED is lit up: Approximately 7 hours
Playback time (in Bluetooth mode) *1:
• When the Status LED is off: Approximately 25 hours
• When the Status LED is lit up: Approximately 13 hours
Charging time *2 (+25 °C (+77 °F)): Approximately 2.5 hours
Recommended charging temperature range: +10 °C – +35 °C (+50 °F – +95 °F)
Usable temperature range: 0 °C – +40°C (+32 °F – +104 °F)
Usable humidity range: 35 % RH – 80 % RH (with no condensation)
Weight: 285 g (10.06 oz)
*1 The volume, input music, etc., may vary depending on the conditions of use.*2 Time required to fully charge from an empty state. Charging time may vary depending on the conditions of use.
Bluetooth
Version: Bluetooth Specification Ver. 5.3
Maximum transmission distance: Approximately 10 m *3 in unobstructed circumstances
Frequency band used: 2.4 GHz
Compatible Bluetooth profiles: A2DP, AVRCP, HSP, HFP
Compatible codecs: SBC, AAC
Pairing method: Supports Google Fast Pair and Windows Swift Pair
*3 The transmission distance may change depending on the connected device and the surrounding environment.
SonicLink
Maximum transmission distance: Approximately 15 m *4 in unobstructed circumstances
Frequency band used: 2.4 GHz
*4 The transmission distance may change depending on the connected device and the surrounding environment.
Headphones section
Type: Closed, dynamic
Impedance: 32 Ω
Sensitivity: 106 dB
Frequency response: 5 Hz – 30 000 Hz
Driver units: ø40 mm (ø1.57″)
Plug: ø3.5 mm stereo mini plug
NFC section
Supported standards: ISO/IEC 15693 (Tag)
Microphone section
Type: Electric condenser
Directionality: Omni-directional
Active frequency band: 100 Hz – 4 000 Hz
Other
Head cushion: Silicone
Ear Pads: Polyurethane (leather-style finish)
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