Erzetich Bacillus II – Level Audio

At a glance

Device type
Headphone amplifier
Amplifier technology
Solid-state
Headphone outputs
6.3 mm
Built-in DAC
No
Power
157 mW

All technical data

Erzetich

Erzetich Bacillus II

Compact headphone amplifier with warm, dynamic sound and striking design: Bacillus II reveals fine details and drives any headphone with ease.

Erzetich
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€799.00
Tax included Delivery in approx. 2 weeks

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At a glance

Device type
Headphone amplifier
Amplifier technology
Solid-state
Headphone outputs
6.3 mm
Built-in DAC
No
Power
157 mW

All technical data

Bacillus II

Compact entry-level headphone amplifier with remarkable sonic maturity

The Bacillus II is an entry-level headphone amplifier for anyone who expects more sound quality from a compact setup. With premium input capacitors and top-tier op-amps, it delivers a presentation that blends warmth with speed, punch and impressive detail retrieval.

Thanks to its versatility, Bacillus II pairs beautifully with headphones of any impedance, creating a dynamic and enjoyable listening experience. Fine nuances are brought forward, tonal colors are clearly separated, and details become audible that many amplifiers simply miss.

Its distinctive design—featuring a large volume control, a beveled top plate and wooden side panels—makes Bacillus II a standout piece on any desk.

Erzetich Bacillus II view

Sound character

Silky neutral, slightly warm.

Technical Specifications

Headphone impedance 8–600 Ω
Output power 157 mW
Frequency response 2 Hz–800 kHz, −1 dB
Output 6.35 mm jack
Input RCA
Power consumption 3 W
Power supply input voltage 230 V / 50 Hz or 115 V / 60 Hz
Dimensions (W × H × D) 145 mm × 70 mm × 180 mm
Weight 1130 g
Character Silky neutral, slightly warm

Data sheet

Device type
Headphone amplifier
Amplifier technology
Solid-state
Built-in DAC
No
Power into 32 Ω
157 mW
Headphone outputs
6.3 mm
Balanced output
No
Inputs
RCA
Pre-amp output
No
Weight
1.13 kg

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