Compare Amps

Which Up2Stream Amplifier is Right for You?

Up2Stream Amp
Up2Stream Amp 2.1
Up2stream Plate Amp 2.1
Up2Cast Amp

Product	Up2Stream Amp	Up2Stream Amp 2.1	Up2Stream Plate Amp 2.1	Up2Cast Amp
Wireless Capability	AirPlay Spotify Connect WiFi Bluetooth DLNA UPnP	AirPlay Spotify Connect WiFi Bluetooth DLNA UPnP	AirPlay Spotify Connect WiFi Bluetooth DLNA UPnP	Bluetooth Auracast
Multiroom	Yes (WiFi)	Yes (WiFi)	Yes (WiFi)	Yes (Auracast)
Bluetooth Codec	SBC,AAC	SBC,AAC	SBC,AAC	SBC, AAC, aptX, aptX HD, aptX LL, aptX AD, LE Audio
Audio Channel	Stereo (L+R) Mono	2.1 (L+R, Sub Out)	2.1 (L+R, Sub Out)	Stereo (L+R) Mono
Music Service	Spotify, Apple Music, Amazon Music, Tidal Qobuz, TuneIn, BBC Radio,Internet Radio, Napster, iHeart Radio, Radio Paradise.	Spotify, Apple Music, Amazon Music, Tidal Qobuz, TuneIn, BBC Radio,Internet Radio, Napster, iHeart Radio, Radio Paradise.	Spotify, Apple Music, Amazon Music, Tidal Qobuz, TuneIn, BBC Radio,Internet Radio, Napster, iHeart Radio, Radio Paradise.	/
Power Input	12V-24V/DC in	12V-24V/DC in 12V-24V PH2.0-2Pin Connector	12V-24V/DC in	12V-24V/DC in
Maximum Speaker Power	2 x 50W (24V/4Ω)	2 x 50W (24V/4Ω) Sub: 100W (24V/2Ω)	2 x 50W (24V/4Ω) Sub: 100W (24V/2Ω)	2 x 50W (24V/4Ω)
Analog Audio Input	3.5mm Line Input PH2.0-4Pin Line Input (1 Vrms)	3.5mm Line Input PH2.0-4Pin Line Input (1 Vrms)	3.5mm Line Input (1 Vrms)	3.5mm Line Input PH2.0-4Pin Line Input (1 Vrms)
Analog Audio Output	3.5mm Line Output PH2.0-4Pin Line Output (1 Vrms；Stereo: LOUT, ROUT/Mono: XOUT)	Speaker Out and Subwoofer Out	Speaker Out and Subwoofer Out	PH2.0-4Pin Line Out (1 Vrms) Speaker Out
Digital Audio Input	Micro USB Input SPDIF In pin connector	Micro USB Input SPDIF In pin connector	USB A Input Optical Input	USB Type-C port (for PC connection) Optical Input
Audio Format	Decoding up to 192kHz/24bit Output up to 44.1kHz/16bit CD quality	Decoding up to 192kHz/24bit Output up to 44.1kHz/16bit CD quality	Decoding up to 192kHz/24bit Output up to 44.1kHz/16bit CD quality	Decoding up to 192kHz/24bit Output up to 44.1kHz/16bit CD quality
USB Playback	Yes	Yes	/	Yes
ACPWorkbench Tuning Tool	Supported	Supported	Supported	Supported
Expansion Board Support	Button Board SPDlF Input Board SPDlF Output Board* Volume Knob Board IR Extension Board	Button Board SPDIF Input Board SPDIF Output Board* IR Extension Board*	Button Board* IR Extension Board*	Volume Knob Board IR Extension Board* OLED Display Board
Remote	Optional	Optional	Optional	Optional
Control	APP，remote，web	APP，remote，web	APP，remote，web	APP，remote

Up2Stream Amp:
*SPDlF Output Board need to use ACP Workbench Tuning Tool to change input to output.

Up2Stream Amp 2.1:
*SPDlF Output Board need to use ACP Workbench Tuning Tool to change input to output
*IR Extension Board need to wire the correspond pins by yourself(D3.3V,GND,IR)

Up2Stream Plate Amp 2.1:
*Button Board need to wire the correspond pins by yourself(ADC-KEY/GND).
*IR Extension Board need to wire the correspond pins by yourself(D3.3V,GND,IR).

Up2Cast Amp:
*IR Extension Board need to wire the correspond pins by yourself(5.5V,GND,IR)