Some or all Variants are In-Stock

In Stock and Ready to Ship

Ships in 1 to 3 business days. Monday to Friday, except bank holidays. Subject to stock availability and security checks.

  • Questyle M18i Max

Questyle M18i Max

Bluetooth Mobile Headphone Amplifier with DAC

  • Flagship ESS ES9219Q DAC with proprietary TTA Triple-Stage Decoding Architecture
  • Qualcomm Snapdragon Sound™ and Sony LDAC™ certified for lossless wireless audio
  • Apple MFi certified for stable iPhone and iPad connectivity
  • Infineon microphone with Qualcomm cVc 8.0 noise cancellation for clear calls
  • Dual USB smart power design supports simultaneous charging and listening
  • Cross-platform compatibility with smartphones, tablets, laptops, and gaming consoles
Regular price $477.00
Sale price $477.00 Regular price
Unit price
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VAT and Duties Included for UK and Eligible EU Customers.

If you are outside the UK or EU, the price does not include any taxes. Local taxes and import duties will be extra. They will be raised by the local authorities and billed directly to the customer.

VAT and Import Taxes FAQ
Questyle M18i Max

Questyle M18i Max

Regular price $477.00
Sale price $477.00 Regular price
Unit price

Technical specifications

Compatible System
Android 5.0+, Windows 10.3+, iOS, macOS (Lightning requires Kuangshi LTCO2 adapter)
Bluetooth
5.4, supports AAC/SBC/aptX/aptX HD/aptX Adaptive/LDAC/LE Audio
Call Function
Voice call supported, Infineon flagship microphone
Battery
1800mAh
Bluetooth Battery Life
12 hours
USB Battery Life
8 hours
Decoding Capability
PCM 44.1kHz-384kHz (16/24/32bit), DSD64/128/256
Output Interfaces
3.5mm single-ended, 4.4mm balanced
Peak Output Current
1.5A
Frequency Response
+0.1dB (20Hz-20kHz); 2dB (20Hz-80kHz)
THD+N
0.0002%
Impedance/Gain
Two gain settings (HIGH, STD)
DAC
ESS Flagship ES9219Q ×2
Material
CNC Anodized Aluminum Alloy
Body Dimensions
86 × 55 × 15 mm
Color
Technology Black

Shipping and Returns

RETURNS

Elise Audio has a standard 14-day return / exchange policy for electronic products (DAC/DAP):

  • Must be returned in like-new factory condition 
  • Must include all original packaging and accessories
Please note that the return shipping cost is to be paid by the customer.

Read our full Returns, Warranty & Terms of service by clicking here

SHIPPING

We offer a range of delivery options to suit your purchasing needs. The options are presented to you at the checkout, in an easy to understand way.

Most orders for In-Stock items are shipped within 1 to 3 business days (Monday to Friday, except bank holidays), subject to stock availability and security checks. Please ensure you provide a valid phone number for us to contact you should verification of your identity be required.

For More information about our Shipping Policy please click here

Warranty

Products purchased from Elise Audio are supplied with a manufacturer warranty that is specified on the product page on our website. Most products come with a 1Y manufacturer warranty (or 3 months for B-grade, open box, refurbished, ex-demo and second hand items). The manufacturer's warranties are limited to physical defects in the materials, parts and workmanship used in making the product. Abnormal conditions, deliberate abuse and damage due to accidents, operator's error, or unauthorized service attempts are excluded from any warranty claims. Faulty goods returned under the manufacturers warranty are to be returned to Elise Audio at the cost of the customer. Elise Audio will cover the cost of shipping the repaired or replacement product back to the customer.
Compatible System
Android 5.0+, Windows 10.3+, iOS, macOS (Lightning requires Kuangshi LTCO2 adapter)
Bluetooth
5.4, supports AAC/SBC/aptX/aptX HD/aptX Adaptive/LDAC/LE Audio
Call Function
Voice call supported, Infineon flagship microphone
Battery
1800mAh
Bluetooth Battery Life
12 hours
USB Battery Life
8 hours
Decoding Capability
PCM 44.1kHz-384kHz (16/24/32bit), DSD64/128/256
Output Interfaces
3.5mm single-ended, 4.4mm balanced
Peak Output Current
1.5A
Frequency Response
+0.1dB (20Hz-20kHz); 2dB (20Hz-80kHz)
THD+N
0.0002%
Impedance/Gain
Two gain settings (HIGH, STD)
DAC
ESS Flagship ES9219Q ×2
Material
CNC Anodized Aluminum Alloy
Body Dimensions
86 × 55 × 15 mm
Color
Technology Black
RETURNS

Elise Audio has a standard 14-day return / exchange policy for electronic products (DAC/DAP):

  • Must be returned in like-new factory condition 
  • Must include all original packaging and accessories
Please note that the return shipping cost is to be paid by the customer.

Read our full Returns, Warranty & Terms of service by clicking here

SHIPPING

We offer a range of delivery options to suit your purchasing needs. The options are presented to you at the checkout, in an easy to understand way.

Most orders for In-Stock items are shipped within 1 to 3 business days (Monday to Friday, except bank holidays), subject to stock availability and security checks. Please ensure you provide a valid phone number for us to contact you should verification of your identity be required.

For More information about our Shipping Policy please click here

Products purchased from Elise Audio are supplied with a manufacturer warranty that is specified on the product page on our website. Most products come with a 1Y manufacturer warranty (or 3 months for B-grade, open box, refurbished, ex-demo and second hand items). The manufacturer's warranties are limited to physical defects in the materials, parts and workmanship used in making the product. Abnormal conditions, deliberate abuse and damage due to accidents, operator's error, or unauthorized service attempts are excluded from any warranty claims. Faulty goods returned under the manufacturers warranty are to be returned to Elise Audio at the cost of the customer. Elise Audio will cover the cost of shipping the repaired or replacement product back to the customer.

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