SR-003MKII +SRM-D10 85th Anniversary Special Bundle


SR-003MKII +SRM-D10 85th Anniversary Special Bundle

$1,800 Was $2,250

STAX has released an 85th anniversary STAX bundle featuring the SR-003MKII +SRM-D10 which comes with an exclusive STAX jumper and an 85th anniversary pin.

Local pickup or $11 flat rate shipping within Australia

Earspeaker System (SR-003MK2 + SRM-D10)

SR-003MK2 (Earspeaker)

Experience the next level of audio finesse with the STAX SR-003MK2 headphones. With a diaphragm film now 15% thinner and lighter like the S-002, these in-ear wonders deliver unparalleled clarity. Equipped with a STAX 5-pin PRO bias code, they effortlessly connect to driver units featuring a PRO bias output socket, ensuring seamless integration into your audio setup. Enjoy extraordinary sound quality and portability in one exceptional package.


  • Type: push pull electrostatic, canal-type in-the-earspeaker Frequency response : 20 – 20 kHz (±4dB)
  • Static capacity : 44pF (including attached code)
  • Sound pressure sensitivity : 110dB/100V r.m.s. / 1kHz
  • Bias voltage : 550V – 580V
  • Ear piece : L/M/S size made of silicone rubber (M size equipped at factory shipment)
  • Cord : 5-pin for STAX PRO bias, 6-core parallel, total length 1.5m Weight : 38g (including code), 12g (main part only)
    Dimension: 28mm (diameter)
    Overhead arc weight : 15g
  • Dimension: 28mm (diameter)
  • Overhead arc weight : 15g


Discover the revolutionary STAX SRM-D10, STAX compact electrostatic amp/DAC, liberating your audio experience with modern Stax electrostatic headphones (PRO bias) on the go.

Encased in a sleek aluminum chassis, this portable amplifier boasts a built-in Lithium-Ion rechargeable battery, granting you the freedom to enjoy music anywhere, anytime with greater convenience than standard electrostatics offer. With its high-resolution DAC, the SRM-D10 effortlessly handles DSD128 files and supports PCM audio with a sample rate of up to 384KHz. The astronautic-level high voltage amplifier guarantees impeccable high-frequency response and unwavering performance. Meticulously chosen internal components reflect its commitment to uncompromising quality. Equipped with a standard STAX 5Pin connector, this amplifier flawlessly pairs with all STAX earspeakers. Embrace the limitless possibilities of audio excellence with the STAX SRM-D10.


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

At Len Wallis Audio, whether you’re purchasing in store, over the phone or online through our ecommerce store, we want you to be completely satisfied with your purchase.

Our Refund, Return and Repairs Policy is here to clarify any concerns or questions you might have prior to you making a purchase from us. This way you can be sure of our policy on refunds, returns and repairs and your rights under the Australian Consumer Law.

We also recommend you immediately inspect any goods that you receive from us to ensure you are completely satisfied with the goods, including that the goods are of acceptable quality, and match the description we have provided to you.

If you have any questions about this policy, please contact us at or 02 9427 6755

We require a receipt or proof of purchase.

  • Please do not send your purchase back to the original manufacturer.
  • There are certain situations where only partial refunds are granted (if applicable). For example:
    • Any item not in its original condition, is damaged or missing parts for reasons not due to our error
    • Any item that is returned for reason of change of mind more than 14 days after delivery or purchase from the store.

Consumer Guarantees and Your Rights under the Australian Consumer Law

Refer to our page for more information.

Goods Damaged in Transit.

If any goods arrive damaged, please contact us as soon as possible. Len Wallis Audio will arrange to have the damaged goods returned and either arrange for a replacement of the goods or refund the price to you. Damaged goods must be returned in the condition received by you with all original packaging, accessories and/or manuals.


Refunds will be normally be processed within five (5) days.

Delivery Charges

Where Len Wallis Audio considers the goods to have breached a consumer guarantee, any shipping costs to return the goods to Len Wallis Audio will be at our cost.

Returns and Repairs.

You may visit Len Wallis Audio and a staff member will assist you with any return or repair. This may include inspecting the goods, arranging for the goods to be repaired, or providing you with a replacement.

Goods must be returned within a reasonable time. 

If any goods cannot be easily returned to us due to their size, the fault or because they have been affixed or installed in your premises, please contact us and we will arrange an inspection to assess the goods.

Goods returned for repair will be assessed and/or repaired within a reasonable time. You may be provided with an indicative repair time, which time may vary due to reasons beyond ours or the repairer’s reasonable control, such as part availability and incorrect fault description.

You may be required to pay labour, assessment and/or freight fees, such as where goods are assessed to have been damaged by misuse or accident, or where your rights under the Australian Consumer Law or any manufacturer’s warranty do not apply. We may provide you with an indicative fee, which may vary due to reasons beyond our control.

If any goods that you return are capable of retaining user generated data such as files stored on a hard drive, and songs stored on a portable media player, the replacement or repair of the goods may result in loss of the data. In these circumstances, we recommend you back up data to prevent data loss, and remove sensitive or confidential data, as a party assessing and/or repairing your goods may be required to view data in the course of carrying out the assessment. We will not be responsible for any data loss.

In some circumstances, goods presented for repair may be replaced by refurbished goods of the same type rather than being repaired. Refurbished parts may be used to repair the goods.

Contact Us

Where you have any questions or concerns relating to your Order, please immediately contact us

We understand that sometimes you may simply change your mind about a purchase or have made a wrong selection. In these situations, you have 14 days in which to return your item for a refund, exchange or store credit. If more than 14 days has passed since your purchase we can’t offer you a refund, exchange or store credit.

To be eligible for a return, refund or store credit your item must be in the same condition that you received it. Which is to say, it must be in the original unopened packaging, and in ‘brand new’ saleable condition.

Please note that current Australian Consumer Law does not require us to offer a ‘Change of Mind’ refund. Rather Len Wallis Audio offers 14 day ‘Change of Mind Policy’ in good faith. For more information on consumer rights and guarantees, please visit the Australian Competition and Consumer Commission web site.