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Menu Other Items Feedbacks About Us Contact Us Add To Favorites T5 6J3 Vacuum Tube Bluetooth Preamplifier, Mini Hi-Fi Stereo Preamp with Treble & Bass Tone Control, Tube Preamplifier Hifi Audio Preamp for Home Theater Amplifier with DC12V Power Adapter 【Warm Tips for Vacuum Pre-amp】-- This Facmogu T5 is a preamplifier with exquisite appearance. It is not an audio amplifier. It needs to be connected to an powered speaker and a rear amplifier. NOTE: This is a preamplifier and cannot be utilized for turntables or passive speakers. It is not a power amplifier or phono preamp. 【Premium & Powerful Amp Chip】-- Adopting NE5532 op amp & headphone amp architecture which can drive 16-300 ohms headphones, with treble bass tone control knob, which more convenient to obtain more delicate sound with treble and bass control knob, adding much fun and higher playability. 【6J3 Vacuum Tube & Better Sound】-- Adopting 2PCS 6J3 vacuum tubes to improve everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc. They add a sense of warmth and naturalness to the music.The vacuum tubes can be replaced by vacuum tubes 6*5N/ 6AH6/ 6AN5 etc. (NOTE: Replace amplifier tubes with caution, preamplifier damage can occur if you use the wrong type of tube.) 【Multiple Input & Output Options】-- This preamplifier features Bluetooth 5.0, RCA, USB inputs that can be connected to various devices such as amplifiers, computers, phones, iPads, and CD players. It also supports TF Card port & FM. It includes RCA outputs that can be used with digital amplifiers and active multimedia audio devices for lossless audio (RCA cable included). Additionally, it include Aux 3.5mm headphone output. (NOTE: The frequency range of the FM reception is 87.5-108MHz.) 【Package Includes】-- What you get is Facmogu T5 tube preamplifier x1, 12V 5A power supply x1, 6J3 tubes x2, RCA audio cable x1, user manual for convenient setup and operation. Product Description Bring You The Dynamic Moments Facmogu T5 6J3 Vacuum Tube Bluetooth Preamplifier A tube preamp can be one of the most rewarding upgrades you can make to a stereo system. Apart from a new set of speakers , a good tube preamp will give you the most audible change to your system. For anyone looking to get started with a tube preamp, the Facmogu T5 is a great place to begin. The knobs are bass, treble, and volume control, with all three knobs situated on the top of the device. The rear of the device has RCA input and output sockets, as well as the connector for the power cord. 1 USB & TF Card Input 2 RCA Input & Output 3 w/ Treble & Bass Knob NOTE: Electron tubes are consumables After a while you might notice some background noise or loss of definition. At this point, you might want to replace the power tubes. How often you need to do this depends on how much you use the amp. Tube Model 6J3 (Compatible with models such as 65/6/1/6J3/6J5/6K4/6AH5/ 6AN5) Bluetooth Version 5.0 Audio Input RCA/BT/USB Support Protocol SBC/AAC USB Drive Format Support MP1/MP2/ MP3/WMA/WAV/APE/FLAC USB Drive Capacity Support Up to 128GB USB Drive Sample Rate 44.1~48khz 16Bit ~32Bit PC-USB Sound Card Sample Rate 44.1~48khz 16Bit~32Bit Audio Output RCA + 3.5mm Headphone Jack synchronous output Output Level 2V @ 1hhz Headphone Impedance 16-300Ω Frequency Response Range 20hz~25khz (+3dB) Power Supply DC 12V (5.5 x 2.5mm Socket) Unit Size 133mm (Width) x 128mm (Depth) x 38mm (Height) Net Weight 503g Packing List T5 Preamplifier + 2PCS Bile Tubes + 2PCS AUX Input Cable + DC 12V 5A Power Adapter + English User Manual What are the Best Tip for Tube Preamp Maintenance? Letting the tube preamp warm up for 10-15 minutes before use will make it last longer. Proper airflow and ventilation are very important, especially in the hot weather. How to Use FM Radio Mode？ Press the mode switch button into "FM Mode". When you hear the white noise, you can long press the "Play/Pause" button to start searching for channels automatically, or you can manually search by pressing the "Previous" or "Next" button. How to Use AUX Connection Mode？ Press the mode switch button into the "LINE IN" mode, and connecting with the audio signal cable, then playing music. How to Use USB Mode？ After inserting the USB drive, the Preamplifier will automatically play the music files in the U-disk. (NOTE: Please make sure your USB flash drive format is FAT32 before using it.) How to Use Bluetooth Connection？ Press the mode switch button into "Bluetooth Mode". Turn on your mobile phone's Bluetooth, search and connect to the Preamplifier device which named "BRZHIFI". Item Specification Item Weight 1.98 pounds Item model number A18379-MG-US Country of Origin China Package Dimensions 8.98 x 8.62 x 3.31 inches Dimensions Shipping Returns Additional Info Product Dimensions: 8.62 inches x 8.98 inches x 3.31 inches. Weight: 1.98 lb Fast shipping is very important for us. Our standard shipping service is FREE. Your order will be shipped within 1-3 business days upon full payment received. Most items are delivered within 3-5 business days, however, please allow 3-10 business days. We are shipping only to USA. We only ship to the confirmed Paypal address. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses. We offer a 30 day return policy from checkout winning date. Your satisfaction is guaranteed! If for any reason you are unhappy with your item, just return it within 30 days for a full refund, minus shipping cost. Please contact us prior to initiating a return so that we can issue you a refund authorization. Items defective upon receipt must be packaged in their retail packaging as if new and returned with a detailed description of the problem. Return shipping fees are not refundable. We reserve the right to decline any returns if the above guidelines are not followed. All of our items, unless otherwise stated, will only run on 120 volts. Please check to make sure your country complies with these specifications. If you have a problem or question regarding your transaction please contact us before leaving any type of feedback. We will work with you to resolve any problem you may have.