Little Dot - MKIII OTL Headphone Amplifier

Little Dot

amps & dacs under 50000

5654+6H6PI Dual Vacuum Tube Headphone Amplifier | Classical model of SEEP circuit architecture | Audiophile Components | American GE5654 and Russia's 6H6π Tube | High profile Front & Back Tube

₹ 31,990.00 ₹ 39,999.00 Save ₹ 8,009

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10 Days Replacement Policy for Manufacturing defects. Info All products are covered by 10 Day Replacement Guarantee. This product is eligible for a free replacement, in case you receive a damaged, defective or different item. Please keep the product in its original condition with all accessories & packaging for a successful return. We may contact you to assess the damage or defect before issuing a replacement. Accessories like cables and eartips are not backed up the manufacturer's warranty.

Please note that physical damage cases need to be brought to our notice within 24 hours.

Simply Contact us through the chat window if you find any issues with your order.


1 Year Manufacturer's Warranty


ADVANCED CHOICE OF TUBE AMPLIFIER: Little Dot MKIII is a long-lasting and cost-effective model in the Little Dot series of amps. It is a classical model of SEEP circuit architecture and an advanced choice for feeling the beauty of tube amps.

CAREFULLY SELECTED AUDIOPHILE COMPONENTS: MKIII headphone Amplifier selects a series of high-quality well-known components, coupling capacitors from Germany ERO and tuning capacitors from WIMA, ALPS-16 Potentiometer from Japan, plus filter capacitors of RUBYCON and output capacitors of CHIEMI-COM, guaranteeing three-frequency - the balance of the high, medium and bass levels is orderly, bringing you a top-level experience.

HIGH-PROFILE FRONT-TUBE& BACKTUBE: The front tube adopts the American GE5654, its sound is sweet and durable, and it is known as the "American Poisonous Voice" in the circle. The back tube is Russia's 6H6π, which has extremely low internal resistance, can provide large current, and large voltage swing.

SELECTABLE OUTPUT MODE: MKIII OTL Amplifier has two output modes. One the one hand, it can be used as a headphone amplifier when connecting to a 6.35 headphone jack. On the other hand, it can also be connected to an RCA and used as a pre-amplifier, allowing you to make better use of your equipment.


Brand Name: Little Dot

Model Name: MKIII

Parameters: SEPP (Singled-ended Push-Pull) OTL in Class-A

Input terminal: RCA

Output terminal:  A.6.35 Headphone socket (for headphone amplifier)
B. RCA (used for pre-amplification) 20HZ-50KHZ (300Ω-1db)

Frequency response: 12HZ - 100KHz (-1dB)

THD+N: 0.15% (80mW into 300 ohms)

Output Power: A.350 mw(600/300Ω)
C.100 mw (32Ω)

Output impedance: 32Ω-600Ω (headphone amplification part)

Size: 270*175*123mm

Weight: 3 Kg

Power Consumption: 30W(228V*0.130A)

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Don't worry, Little Dot - MKIII OTL Headphone Amplifier comes with a 1 Year warranty against manufacturing defects. We guarantee that every product on Concept Kart is genuine and backed by the Manufacturer's warranty.

Read more about Concept Kart's warranty policy.

Shipping Policy


We usually ship orders on same day if ordered before 2 pm or within 24 hours if ordered later (except on holidays/sunday, where processing times may be higher) from one of our domestic warehouses based out of Delhi. It normally takes around 1 to 5 business days for delivery. We use premium service partners such as Blue dart, DTDC and Delivery for faster and reliable service. A tracking number will be provided upon shipment.

In very rare cases when order is not received after 10 business days of shipment (extended by number of days when the govt. Restricts movement of goods due to factors such as coronavirus pandemic), please contact us and we will provide you a support.

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