FiiO High-Fidelity Bluetooth Amp BTR5 2021

BTR5 2021 Gallery

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aptX-HD-耳机

频响3

Frequency Response diagram of curves 1.

Test condition：aptX HD connection, play -5 dB sinusoidal signal, High Gain, 48kHz 20Hz-20kHz, 3.5mm headphone output（32Ω loaded）

Frequency Response diagram of curves 2.

Test condition：LDAC connection, play -5 dB sinusoidal signal, High Gain, 96kHz 20Hz-20kHz, 3.5mm headphone output（32Ω loaded）

Left channel=Red curve；Right channel=Blue curve;

Model	BTR5 2021	Color Available	Black
Weight	About 43.7 g（incl. battery）	Dimensions	About 72×32×11.1mm (exclusive of back clip)
Audio Input	Bluetooth connection (Bluetooth 5.0 supported)	Supported Audio Format(s)	AAC/SBC/aptX/aptX LL/ aptX HD/LDAC
Driver-free mode（Switch mode）	Supported	In-vehicle mode	Supported
NFC	Supported	Mic Function	Support Bluetooth call, built-in omnidirectional microphone; support external microphone of CTIA cable
Single-ended Headphone Output	3.5 mm stereo port	USB Port	Type C USB
Balanced Headphone Output	2.5mm port	Recommended headphone impedance	16~100Ω（PO）
Balanced Headphone Output	2.5mm port	Recommended headphone impedance	16~150Ω（BAL）
Channel Balance	≤0.1 dB	Gain	Supported(High/Low)
Volume Control	Side buttons	Status indication	Display indicates the Bluetooth code, charging, battery, volume, sampling rate, menu
APP interconnection	Supports setting through App	Bluetooth Codes Display
Charging Time	≤1.5 h (DC 5V 500mA)	Power Input	Recommend DC 5V 500mA
Battery Capacity	550 mAh
Output Power	PO about 80mW（32Ω loaded）	Frequency Response	20Hz～20kHz (aptX ）
	PO about 90mW（16Ω loaded）		20Hz～20kHz (aptX ）
	BAL about 240mW（32Ω loaded）		20Hz～40kHz (LDAC ）
	BAL about 240mW（16Ω loaded）		20Hz～40kHz (LDAC ）
THD+N	PO＜0.003%(LDAC 1kHz 32Ω dbA)	Output Impedance	PO≤1.0Ω（32Ω loaded）
THD+N	BAL＜0.002%(LDAC 1kHz 32Ω dbA)	Output Impedance	BAL≤2.0Ω（32Ω loaded）
Noise Floor	PO≤2uV（ 32Ω dbA）	Amplitude	PO：1.6V（32Ω /THD+N＜1%）
	PO≤2uV（ 32Ω dbA）		PO: 1.8V (no loaded)
	BAL≤2.2uV（32Ω dbA）		BAL: 2.8V（32Ω /THD+N＜1%）
	BAL≤2.2uV（32Ω dbA）		BAL: 3.6V(no loaded)
SNR	PO≥118dB (32Ω dbA)		PO≥ 79dB（1kHz 32Ω loaded）
	PO≥118dB (32Ω dbA)	Crosstalk	PO≥ 95dB（1kHz no loaded）
	BAL≥122dB(32Ω dbA)		BAL≥ 118dB（1kHz 32Ω loaded）
	BAL≥122dB(32Ω dbA)		BAL≥119dB（1kHz no loaded）
Sampling Rate Supported Up to	384kHz/32bit（USB DAC）	DSD Support (USB IN)	DSD64/128/256
hardware scheme	DAC: ES9219C * 2 , USB: XMOS XUF208 , Bluetooth： CSR8675	Accessories	Standard version: charging cable, back clip, quick start guide, Type C to C skin-friendly silicone cable
hardware scheme	DAC: ES9219C * 2 , USB: XMOS XUF208 , Bluetooth： CSR8675	Accessories	Apple Deluxe Edition: charging cable, back clip, quick start guide, Type C to C skin-friendly silicone cable, 8 strands of silver-plated braided Type C to lightning cable

Frequency Response diagram of curves 3.

Test condition：aptX HD connection,play -5 dB sinusoidal signal, High Gain, 48kHz 20Hz-20kHz， 2.5mm balanced output (32Ω loaded)

Left channel=Red curve；Right channel=Blue curve;

aptX-HD-平衡

Frequency Response diagram of curves 4.

Test condition: LDAC connection，,play -5dB sinusoidal signal, High Gain, 96kHz 20Hz-20kHz, 2.5mm balanced output (32Ω loaded)

Left channel=Red curve；Right channel=Blue curve;

LDAC-平衡

Frequency Response diagram of curves 5.

Test condition：USB DAC, play -5 dB sinusoidal signal, High Gain, 48kHz 20Hz-20kHz, 3.5mm headphone output（32Ω loaded）

Left channel=Red curve；Right channel=Blue curve;

USB-DAC-耳机

Frequency Response diagram of curves 6.

Test condition：USB DAC, play -5 dB sinusoidal signal, High Gain, 48kHz 20Hz-20kHz, 2.5mm balanced output (32Ω loaded)

Left channel=Red curve；Right channel=Blue curve;

USB-DAC-平衡