For some, it's a gateway drug. The 2.5B³ is the least expensive way to get a Cubed Series amplifier, but it's far from cheap. Made with the same materials and loving care in our Peterborough, Ontario factory as every other product we make, the 2.5B³ will still surprise you with it's startling dynamics, crystal clarity and 3D enveloping spaciousness. You've really got to hear one to appreciate what an incredible deal this model is.

Balanced XLR and Single ended RCA input

2 Channels each with fully independent power supplies including transformers

135W into 8 ohms (and up to 180 into 4 ohms) per channel

The patented Salomie circuit found in all Cubed Series amplifiers

Switchable gain (23dB or 29dB)

Fully convection cooled means no noisy fans

Machined and anodized aluminum enclosure and dress panel

Less than 500mW standby power consumption

SoftStart microprocessor controlled startup sequence won't trip circuit breakers

DC trigger for automated turn on and turn off

Legendary Bryston 20 Year Warranty

Dimensions: Inches: 17 W x 4.5 H x 14.75 D
Weight: 28 lbs | 13 kg
Frequency Response: <1Hz - 100kHz: -3dB
THD+N (20Hz-20kHz @ Rated Power, 8?): <0.005%
Power Output (per channel): 135W @ 8? | 180W @ 4?
Noise: RCA: -<106dB
XLR: <-115dB
Input Impedance:
Unbalanced 30k?
Balanced 30k?+ / 6k?-

Options
Silver or black faceplate