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FIIO UTWS5 V2 Bluetooth Receiver for IEM CIEM 0.78mm
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FiiO UTWS5 V2 Bluetooth Receiver QCC5141 + AK4332 for In-Ear Monitors CIEM 0.78mm 24bit 96kHz
With the UTWS5 V2, FiiO unveils a Bluetooth receiver specially designed for CIEM 0.78mm earphones. This practical receiver transforms any CIEM 0.78mm earphones into Bluetooth TWS (True Wireless Stereo) wireless earphones. Based on audiophile-grade components, it features a Bluetooth 5.2 QCC5141 chip supporting SBC and AAC standard codecs, plus aptX and aptX Adaptive high definition codecs. There's also an AK4332 DAC amplifier chip per channel, delivering up to 53mW of power at 16 ohms. Third-generation TWS technology offers reliable, stable signal transmission and reduced latency. All this is complemented by a precise control application and 30h battery life.
FiiO UTWS5 V2: Bluetooth QCC5141 chip
The QCC5141 Bluetooth receiver chip gives the UTWS5 V2 Bluetooth receiver the ability to support high-resolution codecs, including aptX Adaptive 24bit 96kHz. In addition, aptX-Voice technology (32kHz) for crystal-clear calls.
FiiO UTWS5 V2: Two AK4332 DAC chips
Each channel of the FiiO UTWS5 V2 features an AK4332 DAC chip. This DAC chip also acts as an amplifier, delivering up to 53mW of power at 16 Ohm and up to 33mW of power at 32 Ohm. In addition, this DAC chip offers very good noise and SNR measurements, for a very pleasant final sound reproduction.
FiiO UTWS5 V2: True Wireless Stereo operation
TWS mirroring technology lets you switch from one earphone connection to another without any unwanted effects. It also offers a high level of compatibility with numerous devices, low latency and a reliable connection.
FiiO UTWS5 V2: Total control with FiiO Control and FiiO Music App
Via a dedicated application, the FiiO UTWS5 V2 features 32 levels of volume control and a 10-band equalizer for precise adjustment of the final sound.
FiiO UTWS5 V2: Tactile control button
A large button provides access to many basic controls for easy operation of your earphones: play/pause, previous/next, Vol-/Vol+.
FiiO UTWS5 V2: Pleasant ergonomics and a high-performance battery
The UTWS5 V2 adjustment arm is soft and comfortable for optimum wearing comfort. Plus, it features a thin layer of skin-friendly coating. To top it all off, the case features an 800mAh battery for up to 30 hours of charging autonomy. The UTWS5 is the perfect everyday ally, and will accompany you wherever you go.
Technical characteristics
| Specifications | |
|---|---|
| Product type | Bluetooth receiver for earphones |
| Connectors | CIEM 0.78mm |
| DAC chip | 2x AK4332 |
| Bluetooth chip | 2x QCC5141 |
| Bluetooth version | 5.2 |
| Supported sample rates | SBC, AAC, aptX, aptX Adaptive (24bit 96kHz) |
| Output power | 33mW @ 32 ohm (THD+N<1%) 53mW @ 16 ohm (THD+N<1%) |
| Recommanded output impedance | 16~100Ω |
| Noise level | < 2μV（dbA） |
| Frequency response | 10Hz-41kHz (-3dB) |
| Output impedance | < 0.4Ω（32Ω） |
| Channel separation | ≥ 86dB (1kHz/32Ω) |
| THD+N | < 0.002% (1kHz/32Ω/dbA) |
| SNR | ≥ 109dB (dbA) |
| Peak output voltage | > 2.9Vp-p |
| Applications | FiiO Control FiiO Music App |
| IPX4 waterproof certification | |
| Built-in microphone | |
| General | |
|---|---|
| Case power supply type | Via USB-C DC 5V 1A or more Wireless charger |
| Autonomy | 30h (each charge lasts 8h, the box can be used for 3-4 receiver charges) |
| Standby autonomy | 200h |
| Gross weight | 122g |
| Weight | 8g/receiver (excluding earphones) |
| Package | 1x FiiO UTWS5 V2 Bluetooth receiver for IEM 1x Receiver storage/charging box |
| Input | Bluetooth |
| Output | CIEM 0.78 |
| DAC / ADC Chip | AK4332 |
| Color | Black |
| Transmission / Reception protocol | Bluetooth |
| Supported Bluetooth codecs | SBC |
| Supported Bluetooth codecs | aptX |
| Supported Bluetooth codecs | AAC |
| Supported Bluetooth codecs | aptX Adaptive |
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