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韓國 Radsone – Earstudio ES100 專業級多功能小型藍牙接收器 | 雙解碼 | aptXHD, 24bit | USB DAC

~~$699~~ $499

aptXHD,Bluetooth 5,2.5mm Balanced,3.5mm output,USB DAC
Output RMS Power
3.5mm Unbalanced: 1.1 V
2.5mm Balanced: 2.2 V
SNR* (1KHz, 20KHz AES17)
3.5mm Unbalanced: 109dB (+2.8dBu)
2.5mm Balanced: 110dB (+8.8dBu)
Output Impedance : 0.5~1 ohm
Bluetooth Range : 10 meter
THD+N* (1KHz, 20KHz AES17)
3.5mm Unbalanced: 0.0022%
2.5mm Balanced: 0.0014%
*SNR and THD+N measured in USB DAC mode

Gain	+3dB
Maximum output power	350mW (32ohm)
SNR	-111db
THD+N	0.02%
Frequency range	10hz-50khz
Net weight	165g
Size	120x57x16.5mm


Freq. Response	20 Hz…20 kHz ±0.2 dB
THD+N	0.004% (0 dBFS, 1kHz)
Noise Floor	6 µV RMS (A-wtd), max gain
Output Power, XLR	1.6 W (max total, 75Ω) (this is dangerously high, please take care of your hearing)
Output Power, ¼”	532 mW (max total, 32Ω)
Output Power 2.5mm	360 mW (max total, 47Ω)
Output Power 3.5mm	130 mW (max total, 32Ω)
Max Level, XLR	6.1 V rms / +17.9 dBu
Max Level, ¼”	3.1 V rms / +12 dBu
Max Level, 2.5 mm	2.9 V rms / +11.5 dBu
Max Level, 3.5 mm	1.5 V rms / +5.5 dBu
Output Impedance, XLR	2.5 Ohm
Output Impedance, 1/4″	2 Ohm
Output Impedance, 2.5 mm	0.3 Ohm
Output Impedance, 3.5 mm	0.5 Ohm
Supported Headphones	8…600 Ohm, practically any headphone made
Gain Switch	20 dB pad (set low for IEM)


Resolution, USB	24-bit, 32-bit
Sample Rate, USB	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz + DSD
Clocking	Two custom, mil-spec clocks, 10 ppm precision, 1 ps jitter
Compatibility	iPhone, iPad, Android, Mac, Linux, PC. Driver not required for Windows 10
USB Input	USB-C, fully compatible with USB 3.1
Bluetooth specs	Balanced audio: APTX, AAC, MP3, SBC


Number of Outputs	4 total (2 Balanced (XLR and 2.5 mm) and 2 Unbalanced (1/4″ and 3.5mm)
Number of Amplifiers	8 total (4 on the Cool side, 4 on the Hot side)
Headphone Amp	Custom, Class A, AmpExtreme™ technology with bipolar power supplies
Battery Run time	Bluetooth input: 15 HRS, USB input: 8 HRS (Stamina Mode ON, 4 amps active)
Battery Run time	Bluetooth input: 8 HRS, USB input: 5 HRS (STAMINA Mode OFF, 8 amps active)
Charge time	~4.5 hours using a 2.4A USB charger
DC Charging	+5 V from USB adapter, such as iPad charger. 2 A or more recommended
Analog Power	Battery-isolated, ±10 V analog power supply rails with microsecond transient response time
Internal Power Supplies	Eight independent, high-efficiency switch-mode power supplies
LED Level Meter	Full-wave rectified, precision-calibrated, Professional LED Meter with brightness control
Chassis Material	Aircraft-grade aluminum, hard-anodized for scratch resistance, black
Rechargeable Battery	Li-Polymer with Japanese chemical formulation for long lasting power
Unit Dimensions	121 mm (4.76″) (L), 70 mm (2.76″) (W), 36 mm (1.42″) (H)
Unit Weight	250 grams (8.9 ounces)
Box Dimensions	161 mm (6.33″) (L), 111 mm (4.37″) (W), 42 mm (1.65″) (H)
Box Weight	455 grams (1 lb)
Included accessories	Quick Start Guide, Velvet pouch, rubber feet, SIM card tool for switches, USB-C Cable for charging or USB audio.

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