UTWS5_parameters

General specifications
Model Name	UTWS5	Hardware solution	DAC: AK4332 Bluetooth：QCC5141
Color	Black	Volume Control	Button control
Weight	122g (Includes ear hooks)	Channel balance	L12~R12（0.5dB per level）
Charging Indicator	The white light on the earhook is always on and goes out when fully charged.	FiiO Control	Yes
Bluetooth multipoint	Yes	EQ & PEQ	Yes
Bluetooth（5.2）	AAC/SBC/aptX/atpX adaptive/LHDC	Firmware upgrade	The Bluetooth version can be upgraded via OTA.
Power-saving shutdown	Automatic shutdown, and the time can be set in FiiO Music.	Low Battery Warning	Yes
Sampling Rate Supported Up to	96kHz-24bit	Recommended Headphone Impedance	16~100 Ω
Buttons and ports
Buttons	Physical buttons	Headphone output ports	MMCX/0.78mm Pins
Power parameters
Power Input	DC 5V 1A or more	Battery Capacity	Ear hooks：60mAh Charging case：800mAh
Charge Time	Ear hooks≤1.5h Charging case≤2h	Battery Life	＞8h （AAC）
Charge Time	Ear hooks≤1.5h Charging case≤2h	Battery Life	The charging case can charge the earhook: 4 times
Audio parameters
Earphone output performance parameters (MMCX)
Output power 1	≥54mW（16Ω / THD+N＜1%)	Output Impedance	＜0.4Ω（32Ω）
Output power 2	≥33mW（32Ω /THD+N＜1%)	Channel Separation	≥86dB (1 kHz/32Ω)
Noise floor	＜2μV（dbA）	THD+N	＜0.002% (1 kHz/32Ω/dbA)
Frequency response	10Hz~41kHz (-3dB)	SNR	≥109dB (dbA)
Frequency response	10Hz~41kHz (-3dB)	Peak Output Voltage	＞2.9Vp-p

Learn more

Frequency Response Diagram of Curve 1.

Test conditions: aptX adaptive, -5dB sinusoidal signal, 96kHz 20Hz-41kHz, earphone output (32Ω load)

Distortion Diagram of Curve 1.
Test conditions: aptX adaptive, -3dB sinusoidal signal, 48kHz 20Hz-20kHz, earphone output (32Ω load)