Relay vs SMSL B2
The B2's weight is 0.15 kg (0 lbs) against the Relay's 0.38 kg (1 lbs) and its height 35 mm against 36 mm. Both share bit depth (24-bit) and output voltage (2.0V RMS).
AI-generated product photo — not official manufacturer imagery.
Relay
Mass FidelityDigitalDACsStreamers
Estimated price (community-sourced)
$249
Estimate — not enough price data to average yet
About the Relay
The Mass Fidelity Relay is a compact, aluminum-enclosed Bluetooth receiver that integrates seamlessly with any hi-fi audio system. It allows users to stream music wirelessly from Bluetooth-enabled devices such as smartphones, tablets, and laptops. The Relay supports Bluetooth version 2.1+EDR and features aptX and AAC audio coding for better sound quality. It includes both analog RCA and digital coaxial outputs, making it versatile for various audio setups. The device is easy to set up and use, with a simple pairing process and a range of up to 30 feet.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 24-bit
- MQA Support
- No
- DAC Chip
- Burr-Brown PCM5102
Analog Output
Analog signal output specifications
- Output Voltage
- 2.0V RMS
Connectivity
Input and output connections
- Bluetooth
- Yes
- Bluetooth Codecs
- aptX
- Wi-Fi
- No
- Ethernet
- No
- Digital Outputs
- coaxial
- Analog Outputs
- stereo
Streaming Services
Supported streaming platforms and protocols
- AirPlay
- No
- Chromecast
- No
- Roon Ready
- No
- Spotify Connect
- No
- TIDAL Connect
- No
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 115 × 36 × 100 mm (W × H × D)
- Weight
- 0.38 kg (1 lbs)
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions