Name: FiiO BTR7 USB-C Portable Bluetooth Amplifier
SKU: 548511

FiiO BTR7 USB-C Portable Bluetooth Amplifier Specification :

Model: BTR7
Weight: About 68g
Audio Input: Bluetooth connection (Bluetooth 5.1supported)
Driver-free mode(Switch mode): Supported
NFC: /
Single-ended Headphone Output: 3.5 mm stereo port
Balanced Headphone Output: 4.4mm port
Channel Balance: ≤0.2 dB
Volume Control: Side buttons
APP interconnection: Supports setting through App
Charging Time:

Wired charging time: ≤1.5 hours
Wireless charging time: ≤3 hours

Battery Capacity: 880 mAh
Output Power:

PO about 165mW(16Ω loaded)
PO about 160mW(32Ω loaded)
PO about 18mW(300Ω loaded)
BAL about 235mW(16Ω loaded)
BAL about 320mW(32Ω loaded)
BAL about 40mW(300Ω loaded)

THD N:

<0.00055%(1kHz/-6dB@32Ω)
<0.00048%(1kHz/-2dB@32Ω)

Noise Floor:

PO<3uV(dbA)
BAL<5.5uV(dbA)

SNR:

PO≥≥118dB (dbA)(32Ω dbA)
BAL≥115dB (dbA)(32Ω dbA)

Sampling Rate Supported Up to: 384kHz/32bit(USB DAC)
Hardware scheme: DAC: ES9219C *2, USB: XMOS XU208, AMP:THX_AAA_28*2
Color Available: Black
Dimensions: About 39.6x83.6x14.6mm
Supported Audio Format(s): AAC/SBC/aptX/aptX LL/aptX adaptive/aptX HD/LDAC
In-vehicle mode: Supported
Mic Function: Yes (Only supports voice calls under Bluetooth mode. Built-in omnidirectional microphone. Only supports the microphone of the CTIA standard headphones.)
USB Port: TYPE C (USB2.0)
Recommended headphone impedance:

16~100Ω(PO)
16~150Ω(BAL)

Gain: Supported(High/Low)
Status indication: Codec, charging status, battery level, volume, sampling rate, menu
Bluetooth Codes Display: Supported
Power Input Recommend: DC 5V 2A
Frequency Response:

PO 20Hz~50kHz:±<0.5dB
PO 20Hz~20KHz:±<0.1dB
BAL 20Hz~50kHz:±<0.5dB
BAL 20Hz~20KHz:±<0.1dB

Output Impedance:

PO≤<1.2Ω(32Ω loaded)
BAL<2.8Ω(32Ω loaded)

Amplitude:

PO:2.3Vrms
BAL: 3.2Vrms

Crosstalk:

PO≥75dB
BAL≥107dB

DSD Support (USB IN): 384KHz 32bit/ DSD256
Accessories:

Standard version: Type-C USB cable*1, Type-C to Type-C data cable*1, Leather case*1
Apple Deluxe Edition: Charging cable, back clip, manual, USB Type-C to Type-C silicone cable, Lightning to USB Type-C cable

FiiO BTR7 USB-C Portable Bluetooth Amplifier Details :

Fiio BTR7 THX Wireless dac. Portable bluetooth dac to connect wirelessly to phones or computers, also connects wired and has a quick wired 'dongle' switch to easily toggle from wired to BT inputs. Has built in balanced THX AAA-28 headphone amp for ultra low distortion and high power for such a compact device. Includes a colour OLED screen for ease of use, giving feedback on volume, features, input and bluetooth codecs.

With usb-c input, charging and 3.5mm or 4.4mm outputs to headphones. Supports Fiio's app, enabling EQ and many feature settings and controls. Supports wireless charging and usb-c charging.