Bolanle D1 Passive DI Box Single Channel – Jensen Transformer Keyboard Bass

【DI/LI DUAL-MODE STEREO BOX】Switch instantly between DI (Direct Injection) mode for high-impedance instruments, or LI (Line Isolator) mode for low-impedance sources maintaining full signal level. Independent controls for left and right channels – one box handles guitars, keyboards, synths and line-level devices without compromise. 【PASSIVE TRANSFORMER ISOLATION】Premium passive transformers provide complete ground loop isolation and hum elimination via GND Lift switch. Converts unbalanced 1/4" inputs to balanced XLR outputs with zero added noise – no batteries, no phantom power, no power supply needed ever. 【-15dB PAD ON EACH CHANNEL】Each of the two channels has its own independent -15dB PAD switch to handle hot instrument signals and prevent clipping at the mixing desk. Protects your audio interface or PA system from overload while preserving the full dynamic range of your performance. 【STEREO/MONO/SUM FLEXIBLE ROUTING】Three operating modes in one box: Stereo for full left/right separa… read more

DEVICE CONNECTOR: Provides multiple DI solutions with its 6.35mm (¼ inch) device connector and detachable power lead for live sound recording applications, allowing easy connection to keyboards, guitars and outboard signal processors PROVIDES CLEAN AUDIO: Designed for connecting unbalanced signals from submixers, effects processors and keyboards to a main PA or recording mixer, with built-in impedance transformer and buzz and hum cancellation EASILY CONNECTS INSTRUMENTS: Lets you connect electric bass, guitar, keyboard or processors to the ground lift adapter for cleaner audio output through PA systems VERSATILE DIRECT BOX: Also connects to the line output of a boombox or consumer stereo system for sampling old records, while eliminating hum from unbalanced devices COMPATIBLE WITH HOME STUDIO SETUPS: Suitable for music production equipment including sound cards, audio DACs, guitar audio interfaces, and microphone preamps used in home studios

Versatile DI Functionality: Converts two unbalanced ¼" TRS inputs into balanced XLR outputs or functions as a signal splitter—ideal for guitar, keyboard, and bass applications Flexible Signal Routing: Switch between mono, stereo, or dual-amp configurations effortlessly to match your live or studio setup Advanced Signal Control: Features a 3-position input attenuator (up to +48 dBu) and a ground-lift switch for clean, noise-free performance, even with high-power amplifier outputs Rugged, Compact Design: Ultra-compact, road-ready metal housing ensures durability for demanding touring and stage environments Multiple Power Options: Operates with a 9 V power source or via your mixer's phantom power supply (+18 to +48 V DC) for seamless integration into any system

1. Professional Stereo DI Solution Transform unbalanced instrument signals into balanced XLR outputs with zero hum. Perfect for keyboards, bass guitars, and electronic drums in both studio recording and live performance environments. 2. Dual Channel Design Two independent channels in one compact unit. Route stereo keyboards or dual instruments simultaneously without needing multiple DI boxes — save space and simplify your signal chain. 3. 100% Passive Operation No batteries or phantom power required. Pure transformer isolation eliminates ground loops and noise. Plug and play reliability that works every time, total peace of mind on stage. 4. Ground Lift & Pad Switches Ground lift switch eliminates annoying hum from ground loops. -15dB pad handles hot signals from active pickups. Designed for real-world problems that musicians face every gig. 5. Road-Ready Build Quality Metal chassis with reinforced corners survives tour rigors.

✔️【Three types of power supply】 Can support 48V phantom power supply, with battery mounting connector can be powered by 9V lithium battery, 5V USB power supply. You can choose the appropriate power supply according to your needs. ✔️【With stereo source or multiple instruments】Maintains stereo separation between left and right channels, allowing simultaneous use for two separate instruments or stereo sources. ✔️【Noise elimination】The Bolanle direct box for guitar prevents the flow of current, which cuts off the ground loop and eliminates noise. It also reduces noise caused by the use of long wires and cables. ✔️【Function interface introduction】 2 XLR output connector, 180° polarity reversal, grounding lift, 2 Unbalanced 1/4 input jack. ✔️【Perfect for multiple scenes】 Great for PA systems, monitor systems,karaoke or DJ systems, bass, acoustic guitar, violin or mandolin, etc. DI box is small and lightweight can be carried around, whether on the air or to perform around the world can be use… read more